Home / 25,538.70-35,243.31-14,926.20

Finding the Fourth Proportional to 25,538.70, 35,243.31 and 14,926.20

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Solution

The fourth proportional to 25,538.70, 35,243.31 and 14,926.20 is: 20,598.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,538.70 : 35,243.31 = 14,926.20 : x
  2. Step 2: Convert to fraction form
    25,538.70/35,243.31 = 14,926.20/x
  3. Step 3: Cross multiply
    25,538.70x = 35,243.31 × 14,926.20
  4. Step 4: Simplify right side
    25,538.70x = 526,048,693.72
  5. Step 5: Solve for x
    x = 526,048,693.72/25,538.70
  6. Step 6: Final answer
    x = 20,598.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.